<![CDATA[Biblioteca Universidad de Aysén Search for '(su:"Newton, Isaac,") AND (su:"1642-1727.")']]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%22Newton%2C%20Isaac%2C%22%29%20AND%20%28su%3A%221642-1727.%22%29&format=rss2 21 0 50